Location: Knutsford (hybrid, 2 days a week)
Contract Duration: Until December 2025
Day Rate: £450 per day (Inside IR35)
Security Clearance: Must be eligible for BPSS
Role Overview: We are seeking an experienced UI Developer for a long-term contract role. The ideal candidate will bring strong front-end development skills and a passion for delivering high-quality user interfaces. You’ll be working with a modern tech stack and will be expected to take part in a HackerEarth coding assessment to demonstrate your technical capabilities.
Key Responsibilities:
- Develop responsive and accessible user interfaces using JavaScript, ReactJS, and associated technologies.
- Collaborate with designers, backend developers, and product managers to deliver UI features.
- Write clean, maintainable, and testable code using modern JavaScript standards.
- Implement unit and integration tests using tools like Jest, React Testing Library, or Cypress.
- Optimize applications for maximum speed and scalability.
- Work with version control systems and CI/CD tools.
Essential Skills & Experience:
- JavaScript (ES6 ), HTML5, CSS3
- Experience with SASS, LESS, and CSS pre-processors
- ReactJS (5–7 years minimum)
- Strong knowledge of Hooks, Context API, and Redux
- AJAX/JSON and REST API integration
- Front-end tooling: Node.js, npm, Grunt/Gulp
- Experience with unit testing: Jest, Enzyme, React Testing Library, Nightwatch, or Cypress
- Source control experience: GIT, Perforce
- Exposure to code quality tools like SonarQube
- Good understanding of accessibility standards
- Familiarity with network performance optimization techniques
